Empty mod that loads cleanly on client + dedicated server. Sets up the package layout and milestone TODOs for the BNS in-game UI work. - uk.sijbers.bnstoolkit.{BnsToolkit, BnsToolkitClient} mod entries - 5 placeholder screens extending a shared BaseBnsScreen (TierUpgrade, BountyBoard, QuestLog, PlotPurchase, ShopBrowser) - 3 key bindings (T/B/P) registered, handlers TODO M1+ - SpurHud overlay placeholder for M4 - Network: payload registrar + one smoke-test C2S/S2C pair (RequestTierState / TierStateUpdate) - en_us.json for screen + keybind labels - neoforge.mods.toml pinned to neo_version 21.1.228 (live server match) Build verified: ./gradlew build -> bnstoolkit-0.1.0.jar (15.6 KB). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>